Masterpiece Classic Simon Bricker returns to Downton to discuss the painting with Cora, but this time has his flirting crossed the line? Branson makes a difficult decision about Sarah Bunting, and Rose encounters a handsome stranger. Also, Violet en... (more)lists the help of Doctor Clarkson in an attempt to stop Isobel from making the wrong decision about Lord Merton, but things don't quite go as planned. Meanwhile in London, Charles Blake surprises Mary with a cunning plan to help her get exactly what she wants. Downstairs, Mrs. Patmore seeks Carson's advice on a financial matter and Inspector Vyner returns with some ominous words of warning for Anna.